{
    "description": "Engage with data sources such as YouTube Transcripts, Google, and more through intelligent Q&A interactions",
    "categories": "Memory Vector Store,SearchAPI,ChatOpenAI,Conversational Retrieval QA Chain,Langchain",
    "framework": "Langchain",
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            "width": 300,
            "height": 483,
            "id": "conversationalRetrievalQAChain_0",
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                "id": "conversationalRetrievalQAChain_0",
                "label": "Conversational Retrieval QA Chain",
                "version": 3,
                "name": "conversationalRetrievalQAChain",
                "type": "ConversationalRetrievalQAChain",
                "baseClasses": ["ConversationalRetrievalQAChain", "BaseChain", "Runnable"],
                "category": "Chains",
                "description": "Document QA - built on RetrievalQAChain to provide a chat history component",
                "inputParams": [
                    {
                        "label": "Return Source Documents",
                        "name": "returnSourceDocuments",
                        "type": "boolean",
                        "optional": true,
                        "id": "conversationalRetrievalQAChain_0-input-returnSourceDocuments-boolean"
                    },
                    {
                        "label": "Rephrase Prompt",
                        "name": "rephrasePrompt",
                        "type": "string",
                        "description": "Using previous chat history, rephrase question into a standalone question",
                        "warning": "Prompt must include input variables: {chat_history} and {question}",
                        "rows": 4,
                        "additionalParams": true,
                        "optional": true,
                        "default": "Given the following conversation and a follow up question, rephrase the follow up question to be a standalone question.\n\nChat History:\n{chat_history}\nFollow Up Input: {question}\nStandalone Question:",
                        "id": "conversationalRetrievalQAChain_0-input-rephrasePrompt-string"
                    },
                    {
                        "label": "Response Prompt",
                        "name": "responsePrompt",
                        "type": "string",
                        "description": "Taking the rephrased question, search for answer from the provided context",
                        "warning": "Prompt must include input variable: {context}",
                        "rows": 4,
                        "additionalParams": true,
                        "optional": true,
                        "default": "You are a helpful assistant. Using the provided context, answer the user's question to the best of your ability using the resources provided.\nIf there is nothing in the context relevant to the question at hand, just say \"Hmm, I'm not sure.\" Don't try to make up an answer.\n------------\n{context}\n------------\nREMEMBER: If there is no relevant information within the context, just say \"Hmm, I'm not sure.\" Don't try to make up an answer.",
                        "id": "conversationalRetrievalQAChain_0-input-responsePrompt-string"
                    }
                ],
                "inputAnchors": [
                    {
                        "label": "Chat Model",
                        "name": "model",
                        "type": "BaseChatModel",
                        "id": "conversationalRetrievalQAChain_0-input-model-BaseChatModel"
                    },
                    {
                        "label": "Vector Store Retriever",
                        "name": "vectorStoreRetriever",
                        "type": "BaseRetriever",
                        "id": "conversationalRetrievalQAChain_0-input-vectorStoreRetriever-BaseRetriever"
                    },
                    {
                        "label": "Memory",
                        "name": "memory",
                        "type": "BaseMemory",
                        "optional": true,
                        "description": "If left empty, a default BufferMemory will be used",
                        "id": "conversationalRetrievalQAChain_0-input-memory-BaseMemory"
                    },
                    {
                        "label": "Input Moderation",
                        "description": "Detect text that could generate harmful output and prevent it from being sent to the language model",
                        "name": "inputModeration",
                        "type": "Moderation",
                        "optional": true,
                        "list": true,
                        "id": "conversationalRetrievalQAChain_0-input-inputModeration-Moderation"
                    }
                ],
                "inputs": {
                    "inputModeration": "",
                    "model": "{{chatOpenAI_0.data.instance}}",
                    "vectorStoreRetriever": "{{memoryVectorStore_0.data.instance}}",
                    "memory": "",
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                        "name": "conversationalRetrievalQAChain",
                        "label": "ConversationalRetrievalQAChain",
                        "type": "ConversationalRetrievalQAChain | BaseChain | Runnable"
                    }
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                "selected": false
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            "dragging": false
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            "height": 408,
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            "type": "customNode",
            "data": {
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                "label": "In-Memory Vector Store",
                "version": 1,
                "name": "memoryVectorStore",
                "type": "Memory",
                "baseClasses": ["Memory", "VectorStoreRetriever", "BaseRetriever"],
                "category": "Vector Stores",
                "description": "In-memory vectorstore that stores embeddings and does an exact, linear search for the most similar embeddings.",
                "inputParams": [
                    {
                        "label": "Top K",
                        "name": "topK",
                        "description": "Number of top results to fetch. Default to 4",
                        "placeholder": "4",
                        "type": "number",
                        "optional": true,
                        "id": "memoryVectorStore_0-input-topK-number"
                    }
                ],
                "inputAnchors": [
                    {
                        "label": "Document",
                        "name": "document",
                        "type": "Document",
                        "list": true,
                        "id": "memoryVectorStore_0-input-document-Document"
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                    {
                        "label": "Embeddings",
                        "name": "embeddings",
                        "type": "Embeddings",
                        "id": "memoryVectorStore_0-input-embeddings-Embeddings"
                    }
                ],
                "inputs": {
                    "document": ["{{searchApi_0.data.instance}}", "{{searchApi_0.data.instance}}", "{{searchApi_0.data.instance}}"],
                    "embeddings": "{{openAIEmbeddings_0.data.instance}}",
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                },
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                                "id": "memoryVectorStore_0-output-retriever-Memory|VectorStoreRetriever|BaseRetriever",
                                "name": "retriever",
                                "label": "Memory Retriever",
                                "type": "Memory | VectorStoreRetriever | BaseRetriever"
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                                "id": "memoryVectorStore_0-output-vectorStore-Memory|VectorStore",
                                "name": "vectorStore",
                                "label": "Memory Vector Store",
                                "type": "Memory | VectorStore"
                            }
                        ],
                        "default": "retriever"
                    }
                ],
                "outputs": {
                    "output": "retriever"
                },
                "selected": false
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            "height": 577,
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                "version": 6.0,
                "name": "chatOpenAI",
                "type": "ChatOpenAI",
                "baseClasses": ["ChatOpenAI", "BaseChatModel", "BaseLanguageModel", "Runnable"],
                "category": "Chat Models",
                "description": "Wrapper around OpenAI large language models that use the Chat endpoint",
                "inputParams": [
                    {
                        "label": "Connect Credential",
                        "name": "credential",
                        "type": "credential",
                        "credentialNames": ["openAIApi"],
                        "id": "chatOpenAI_0-input-credential-credential"
                    },
                    {
                        "label": "Model Name",
                        "name": "modelName",
                        "type": "asyncOptions",
                        "loadMethod": "listModels",
                        "default": "gpt-3.5-turbo",
                        "id": "chatOpenAI_0-input-modelName-options"
                    },
                    {
                        "label": "Temperature",
                        "name": "temperature",
                        "type": "number",
                        "step": 0.1,
                        "default": 0.9,
                        "optional": true,
                        "id": "chatOpenAI_0-input-temperature-number"
                    },
                    {
                        "label": "Max Tokens",
                        "name": "maxTokens",
                        "type": "number",
                        "step": 1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-maxTokens-number"
                    },
                    {
                        "label": "Top Probability",
                        "name": "topP",
                        "type": "number",
                        "step": 0.1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-topP-number"
                    },
                    {
                        "label": "Frequency Penalty",
                        "name": "frequencyPenalty",
                        "type": "number",
                        "step": 0.1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-frequencyPenalty-number"
                    },
                    {
                        "label": "Presence Penalty",
                        "name": "presencePenalty",
                        "type": "number",
                        "step": 0.1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-presencePenalty-number"
                    },
                    {
                        "label": "Timeout",
                        "name": "timeout",
                        "type": "number",
                        "step": 1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-timeout-number"
                    },
                    {
                        "label": "BasePath",
                        "name": "basepath",
                        "type": "string",
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-basepath-string"
                    },
                    {
                        "label": "BaseOptions",
                        "name": "baseOptions",
                        "type": "json",
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-baseOptions-json"
                    },
                    {
                        "label": "Allow Image Uploads",
                        "name": "allowImageUploads",
                        "type": "boolean",
                        "description": "Automatically uses gpt-4-vision-preview when image is being uploaded from chat. Only works with LLMChain, Conversation Chain, ReAct Agent, and Conversational Agent",
                        "default": false,
                        "optional": true,
                        "id": "chatOpenAI_0-input-allowImageUploads-boolean"
                    },
                    {
                        "label": "Image Resolution",
                        "description": "This parameter controls the resolution in which the model views the image.",
                        "name": "imageResolution",
                        "type": "options",
                        "options": [
                            {
                                "label": "Low",
                                "name": "low"
                            },
                            {
                                "label": "High",
                                "name": "high"
                            },
                            {
                                "label": "Auto",
                                "name": "auto"
                            }
                        ],
                        "default": "low",
                        "optional": false,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-imageResolution-options"
                    }
                ],
                "inputAnchors": [
                    {
                        "label": "Cache",
                        "name": "cache",
                        "type": "BaseCache",
                        "optional": true,
                        "id": "chatOpenAI_0-input-cache-BaseCache"
                    }
                ],
                "inputs": {
                    "cache": "",
                    "modelName": "gpt-3.5-turbo",
                    "temperature": "0.5",
                    "maxTokens": "",
                    "topP": "",
                    "frequencyPenalty": "",
                    "presencePenalty": "",
                    "timeout": "",
                    "basepath": "",
                    "baseOptions": "",
                    "allowImageUploads": true,
                    "imageResolution": "low"
                },
                "outputAnchors": [
                    {
                        "id": "chatOpenAI_0-output-chatOpenAI-ChatOpenAI|BaseChatModel|BaseLanguageModel|Runnable",
                        "name": "chatOpenAI",
                        "label": "ChatOpenAI",
                        "type": "ChatOpenAI | BaseChatModel | BaseLanguageModel | Runnable"
                    }
                ],
                "outputs": {},
                "selected": false
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            "selected": false,
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            "width": 300,
            "height": 478,
            "id": "characterTextSplitter_0",
            "position": {
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            "type": "customNode",
            "data": {
                "id": "characterTextSplitter_0",
                "label": "Character Text Splitter",
                "version": 1,
                "name": "characterTextSplitter",
                "type": "CharacterTextSplitter",
                "baseClasses": ["CharacterTextSplitter", "TextSplitter", "BaseDocumentTransformer", "Runnable"],
                "category": "Text Splitters",
                "description": "splits only on one type of character (defaults to \"\\n\\n\").",
                "inputParams": [
                    {
                        "label": "Chunk Size",
                        "name": "chunkSize",
                        "type": "number",
                        "default": 1000,
                        "optional": true,
                        "id": "characterTextSplitter_0-input-chunkSize-number"
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                        "label": "Chunk Overlap",
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                        "id": "characterTextSplitter_0-input-chunkOverlap-number"
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                        "label": "Custom Separator",
                        "name": "separator",
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                        "placeholder": "\" \"",
                        "description": "Seperator to determine when to split the text, will override the default separator",
                        "optional": true,
                        "id": "characterTextSplitter_0-input-separator-string"
                    }
                ],
                "inputAnchors": [],
                "inputs": {
                    "chunkSize": "2000",
                    "chunkOverlap": "200",
                    "separator": ""
                },
                "outputAnchors": [
                    {
                        "id": "characterTextSplitter_0-output-characterTextSplitter-CharacterTextSplitter|TextSplitter|BaseDocumentTransformer|Runnable",
                        "name": "characterTextSplitter",
                        "label": "CharacterTextSplitter",
                        "type": "CharacterTextSplitter | TextSplitter | BaseDocumentTransformer | Runnable"
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                ],
                "outputs": {},
                "selected": false
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            "selected": false,
            "positionAbsolute": {
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            "width": 300,
            "height": 332,
            "id": "openAIEmbeddings_0",
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                "y": 777.4191705193945
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            "type": "customNode",
            "data": {
                "id": "openAIEmbeddings_0",
                "label": "OpenAI Embeddings",
                "version": 3,
                "name": "openAIEmbeddings",
                "type": "OpenAIEmbeddings",
                "baseClasses": ["OpenAIEmbeddings", "Embeddings"],
                "category": "Embeddings",
                "description": "OpenAI API to generate embeddings for a given text",
                "inputParams": [
                    {
                        "label": "Connect Credential",
                        "name": "credential",
                        "type": "credential",
                        "credentialNames": ["openAIApi"],
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                    },
                    {
                        "label": "Model Name",
                        "name": "modelName",
                        "type": "asyncOptions",
                        "loadMethod": "listModels",
                        "default": "text-embedding-ada-002",
                        "id": "openAIEmbeddings_0-input-modelName-options"
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                    {
                        "label": "Strip New Lines",
                        "name": "stripNewLines",
                        "type": "boolean",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-stripNewLines-boolean"
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                    {
                        "label": "Batch Size",
                        "name": "batchSize",
                        "type": "number",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-batchSize-number"
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                        "label": "Timeout",
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                        "type": "number",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-timeout-number"
                    },
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                        "label": "BasePath",
                        "name": "basepath",
                        "type": "string",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-basepath-string"
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                ],
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                "inputs": {
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                    "batchSize": "",
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                        "name": "openAIEmbeddings",
                        "label": "OpenAIEmbeddings",
                        "type": "OpenAIEmbeddings | Embeddings"
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                "version": 1,
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                "baseClasses": ["Document"],
                "category": "Document Loaders",
                "description": "Load data from real-time search results",
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                        "label": "Connect Credential",
                        "name": "credential",
                        "type": "credential",
                        "optional": false,
                        "credentialNames": ["searchApi"],
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                        "label": "Query",
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                        "additionalParams": true,
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                        "additionalParams": true,
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                        "label": "Text Splitter",
                        "name": "textSplitter",
                        "type": "TextSplitter",
                        "optional": true,
                        "id": "searchApi_0-input-textSplitter-TextSplitter"
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                ],
                "inputs": {
                    "query": "",
                    "customParameters": "{\"engine\":\"youtube_transcripts\",\"video_id\":\"0e3GPea1Tyg\"}",
                    "textSplitter": "{{characterTextSplitter_0.data.instance}}",
                    "metadata": ""
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                    {
                        "id": "searchApi_0-output-searchApi-Document",
                        "name": "searchApi",
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                        "type": "Document"
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